HARYANTO, A. Preface. Jurnal Teknik Pertanian Lampung (Journal of Agricultural Engineering), [S. l.], v. 12, n. 1, 2023. DOI: 10.23960/jtep-l.v12i1.%p. Disponível em: https://jurnal.fp.unila.ac.id/index.php/JTP/article/view/7025. Acesso em: 26 nov. 2025.